frostfs-node/cmd/neofs-node/object.go
Leonard Lyubich ea511d559c [#43] cmd/neofs-node: Refactor mocked object service
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
2020-10-02 11:25:36 +03:00

139 lines
3 KiB
Go

package main
import (
"context"
"errors"
"sync"
"github.com/mr-tron/base58"
"github.com/nspcc-dev/neofs-api-go/v2/object"
objectGRPC "github.com/nspcc-dev/neofs-api-go/v2/object/grpc"
"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/bucket"
objectTransportGRPC "github.com/nspcc-dev/neofs-node/pkg/network/transport/object/grpc"
objectService "github.com/nspcc-dev/neofs-node/pkg/services/object"
headsvc "github.com/nspcc-dev/neofs-node/pkg/services/object/head/v2"
putsvc "github.com/nspcc-dev/neofs-node/pkg/services/object/put/v2"
searchsvc "github.com/nspcc-dev/neofs-node/pkg/services/object/search/v2"
)
type objectSvc struct {
put *putsvc.Service
search *searchsvc.Service
head *headsvc.Service
}
type inMemBucket struct {
bucket.Bucket
*sync.RWMutex
items map[string][]byte
}
type maxSzSrc struct {
v uint64
}
func (s *maxSzSrc) MaxObjectSize() uint64 {
return s.v
}
func newBucket() bucket.Bucket {
return &inMemBucket{
RWMutex: new(sync.RWMutex),
items: map[string][]byte{},
}
}
func (b *inMemBucket) Get(key []byte) ([]byte, error) {
b.RLock()
v, ok := b.items[base58.Encode(key)]
b.RUnlock()
if !ok {
return nil, errors.New("not found")
}
return v, nil
}
func (b *inMemBucket) Set(key, value []byte) error {
k := base58.Encode(key)
b.Lock()
b.items[k] = makeCopy(value)
b.Unlock()
return nil
}
func (b *inMemBucket) Iterate(handler bucket.FilterHandler) error {
if handler == nil {
return bucket.ErrNilFilterHandler
}
b.RLock()
for key, val := range b.items {
k, err := base58.Decode(key)
if err != nil {
panic(err)
}
v := makeCopy(val)
if !handler(k, v) {
return bucket.ErrIteratingAborted
}
}
b.RUnlock()
return nil
}
func makeCopy(val []byte) []byte {
tmp := make([]byte, len(val))
copy(tmp, val)
return tmp
}
func (s *objectSvc) Put(ctx context.Context) (object.PutObjectStreamer, error) {
return s.put.Put(ctx)
}
func (s *objectSvc) Head(ctx context.Context, req *object.HeadRequest) (*object.HeadResponse, error) {
return s.head.Head(ctx, req)
}
func (s *objectSvc) Search(ctx context.Context, req *object.SearchRequest) (object.SearchObjectStreamer, error) {
return s.search.Search(ctx, req)
}
func (*objectSvc) Get(context.Context, *object.GetRequest) (object.GetObjectStreamer, error) {
return nil, errors.New("unimplemented service call")
}
func (*objectSvc) Delete(context.Context, *object.DeleteRequest) (*object.DeleteResponse, error) {
return nil, errors.New("unimplemented service call")
}
func (*objectSvc) GetRange(context.Context, *object.GetRangeRequest) (object.GetRangeObjectStreamer, error) {
return nil, errors.New("unimplemented service call")
}
func (*objectSvc) GetRangeHash(context.Context, *object.GetRangeHashRequest) (*object.GetRangeHashResponse, error) {
return nil, errors.New("unimplemented service call")
}
func initObjectService(c *cfg) {
svc := new(objectSvc)
objectGRPC.RegisterObjectServiceServer(c.cfgGRPC.server,
objectTransportGRPC.New(
objectService.NewSignService(
c.key,
svc,
),
),
)
}